<script setup lang="ts">
import { reactive, ref, onMounted } from "vue";
import type { User } from "@/model";
import UserEdit from "./components/UserEdit.vue";
import { getUserList, changeState, deleteUser } from "../..//api"; //数据接口
import { ElMessage, ElMessageBox } from "element-plus"; //表格数据对象
const tableData = ref<User[]>([]);
//表格原始数据
const oldData = ref<User[]>([]);
//是否显示 添加修改用户对话框
const isShowDialog = ref(false);
//添加修改用户对话框的标题
const dialogTitle = ref("新增用户");
//定义表单数据对象
const searchForm = reactive({
  username: "",
  state: "0",
});
//当前将要修改的用户
const user = reactive({
  id: 0,
  username: "",
  password: "",
});
//搜索用户
function searchUser() {
  if (searchForm.username == "" && searchForm.state == "0") {
    //查询所有用户
    loadUserList();
  } else {
    //对现有用户进行过滤
    tableData.value = oldData.value.filter((item: User) => {
      if (searchForm.state == "0") {
        return item.username?.includes(searchForm.username);
      } else {
        return item.username?.includes(searchForm.username) &&
          item.state == (searchForm.state == "1")
          ? true
          : false;
      }
    });
  }
}
//重置搜索表单
function resetForm() {
  searchForm.username = "";
  searchForm.state = "0";
  tableData.value = oldData.value;
}
//新增用户
function addUser() {
  dialogTitle.value = "新增用户";
  user.id = 0;
  user.username = "";
  user.password = "";
  isShowDialog.value = true;
}
//修改用户
function updateUser(data: User) {
  dialogTitle.value = "修改用户";
  Object.assign(user, data);
  isShowDialog.value = true;
}
//删除用户
function delUser(data: User) {
  //确认对话框
  ElMessageBox.confirm("确定要删除此用户吗？", {
    closeOnClickModal: true,
    confirmButtonText: "确定",
    cancelButtonText: "取消",
  })
    .then(async () => {
      const res = await deleteUser({ id: data.id });
      if (res.data.errno == 0) {
        //重置搜索表单
        resetForm();
        //重新加载数据
        loadUserList();
        //删除成功
        ElMessage.success(res.data.errmsg);
      } else {
        //删除失败
        ElMessage.error(res.data.errmsg);
      }
    })
    .catch(() => {
      //console.log("点击了取消按扭")
    });
}
//查询所有用户数据
async function loadUserList() {
  const res = await getUserList();
  oldData.value = res.data.data;
  tableData.value = res.data.data;
}
//更改用户状态
async function switchState(data: User) {
  const res = await changeState(data);
  if (res.data.errno == 0) {
    //添加或修改成功
    ElMessage.success(res.data.errmsg);
  } else {
    //添加或修改失败
    ElMessage.error(res.data.errmsg);
  }
}
//关闭对话框
function closeDialog() {
  isShowDialog.value = false;
  loadUserList();
}
//组件加载完成
onMounted(() => {
  loadUserList();
});
</script>
<template>
  <div>
    <!--搜索表单-->
    <section class="search">
      <el-form :inline="true">
        <el-form-item label="登录名称">
          <el-input
            v-model="searchForm.username"
            style="width: 200px"
          ></el-input>
        </el-form-item>
        <el-form-item label="用户状态">
          <el-select v-model="searchForm.state" style="width: 200px">
            <el-option label="所有" value="0"></el-option>
            <el-option label="启用" value="1"></el-option>
            <el-option label="禁用" value="2"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="searchUser">搜索</el-button>
          <el-button @click="resetForm">重置</el-button>
        </el-form-item>
      </el-form>
    </section>
    <section class="user_page">
      <div><el-button type="primary" @click="addUser">新增用户</el-button></div>
      <div>
        <el-table :data="tableData" row-key="id" style="width: 100%" border>
          <!--空数据时显示内容-->
          <template #empty>暂无数据</template>
          <!--表格有数据时的显示内容-->
          <el-table-column prop="id" label="用户 ID"></el-table-column>
          <el-table-column prop="username" label="用户名称"></el-table-column>
          <el-table-column label="用户状态" width="100">
            <template #default="scope">
              <el-switch v-model="scope.row.state" @change="switchState(scope.row)"/>
            </template>
          </el-table-column>
          <el-table-column label="操作" width="200">
            <template #default="scope">
              <el-button type="warning" @click="updateUser(scope.row)">编辑</el-button>
              <el-button type="danger" @click="delUser(scope.row)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>
    </section>
    <!--新增分类、修改分类，对话框-->
    <el-dialog v-model="isShowDialog" :title="dialogTitle" width="600">
      <UserEdit
        :is-show="isShowDialog"
        :user="user"
        @closeDialog="closeDialog"
      ></UserEdit>
    </el-dialog>
  </div>
</template>
<style scoped>
.user_page,
.search {
  background: #ffffff;
  border-radius: 5px;
  box-shadow: 0px 0px 5px 5px #e4e7ed;
  margin: 20px;
  border: 1px solid transparent;
}
.search {
  height: 50px;
  padding-left: 20px;
  display: flex;
  align-items: center;
}
.search .el-form-item {
  margin-top: 0px;
  margin-bottom: 0px;
}
.user_page > div {
  margin: 20px;
}
.el-switch {
  --el-switch-off-color: #ff4949;
}
</style>
